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### Remove
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Remove elements from `arr` that are returns truthy. Use `Array.filter()` to finding the matching elements and `Array.reduce()` to remove elements using `Array.splice()`.The `func` is invoked with three arguments: (value, index, array).
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Use `Array.filter()` to find array elements that return truthy values and `Array.reduce()` to remove elements using `Array.splice()`.
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The `func` is invoked with three arguments (`value, index, array`).
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```js
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const remove = (arr, func) =>
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Array.isArray(arr) ?
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arr.filter(func).reduce((acc, val) => {
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arr.splice(arr.indexOf(val), 1)
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return acc.concat(val);
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Array.isArray(arr) ? arr.filter(func).reduce((acc, val) => {
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arr.splice(arr.indexOf(val), 1); return acc.concat(val);
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}, [])
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: [];
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: [];
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//remove([1, 2, 3, 4], n => n % 2 == 0) -> [2, 4]
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```
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